AMERICAN MEN OF SCIENCE 



451 



04, asst. prof, 04-13, assoc. prof, 13- Math. 

 Soc. Substitution groups; groups of permuta- 

 tions. 



Manns, Dr. A(lbert) G(eorge), Oconomowoe, Wis. 

 Chemistry. Allegheny, Pa, June 5, 60. Ph.G, 

 Chicago Col. Pharmacy, 80; B.S, Illinois, 85; 

 Ph.D, Berlin, 88. Chemist, 111. Exp. Sta, 88-90; 

 instr. chem, Chicago Col. Pharmacy, 90-93 ; chief 

 chemist, Armour and Co, Chicago, 93-07; Alhert 

 Trostel and Sons Co, 07- Chem. Soc. 



Manns, Dr. The (ma) s F(ranklin), Delaware Agri- 

 cultural Experiment Station, Newark, Del. 

 Plant pathology, Bacteriology. Logan, Ont, 

 Nov. 7, 76. B.S, N. Dak. Col, 01, M.S, 03; 

 Ph.D, Pennsylvania, 13. Asst. bot, N. Dak. Col, 

 01-03, 03-04; teacher science, Philippine Islands, 

 04-07; asst. botanist, Ohio Exp. Sta, 07-10, soil 

 bacteriologist, 10-12; plant pathologist and soil 

 bacteriologist, Bel. Col. and Exp. Sta, 12- A.A; 

 Phytopath. Soc; Bot. Soc. Plant pathology and 

 physiology; soil bacteriology; fungi of flax seed 

 and flax sick soil; anthracnose diseases of cer- 

 * tain cereals and grasses; the fungus of wheat 

 scab as a seed and seedling parasite; the brown 

 blight of oats; potato storage and diseases; 

 new bacterial diseases of legumes; muck as a 

 fertilizer; apple root rot in Delaware; diseases 

 and storage of sweet potatoes; cabbage yellows 

 and food rot. 



Mansfield, Albert K(ing), Salem, Ohio. Mechan- 

 ical engineering. Newburyport, Mass, March 

 25, 49. Mass. Inst. Tech, 70-73; Polytech, 

 Munich, 73. Gen. foreman, car dept, P. C. C. 

 and St. L. P. E, 79-83; supt. motive power, N. 

 Y. and N. E. R. E, 93-94; mech. manager. 

 Buckeye Engine Co, 88-04; consulting engineer, 

 TT. S. Wind Eng. and Pump Co, 04-07, retired. 

 A.A; Mech. Eng. Governors; wheel arms; teeth 

 of gears; valve gear; shaft governors. 



Mansfield, Prof. G(eorge) R(ogers), U, S. Geo- 

 logical Survey, Washington, D. C. Geology. 

 Gloucester, Mass, Aug. 30, 75. B.S, Amherst, 

 97, A.M, 01; Harvard, 04^, Ph.D, 06. Teacher, 

 Cent. High Sch, Cleveland, Ohio, 97-03; Austin 

 teaching fellow. Harvard, 04-06, instr. geol, 06- 

 09; asst. prof, Northwestern, 09-13; asst, Z7. S. 

 Geol. Surv, 10-12, assoc. geologist, 12-13, geol- 

 ogist, 13- Instr. geol, summer sch, Harvard, 06 ; 

 in charge. Harvard summer geol. course in Mon- 

 tana, 07-09; in charge. Harvard Seismographic 

 Sta, 08-09. A.A; Geol. Soc; Ass. Geog; Min. 

 and Metal. Eng; Wash. Acad; Wash. Geol. Soc. 

 (treas, 20-). Conglomerates; physiography; 

 phosphates in Idaho and Wyoming; nitrates in 

 Oregon and California ; coal and mineral re- 

 sources in southeastern Idaho; sulphur in N^w 

 Mexico ; greensands in New Jersey. 



Manson, Prof. E(dmund) S(ewall), Jr, Ohio Si^ate 

 University, Columbus, Ohio. Astronomy. Scitu- 

 ate, Mass, Dec. 1, 75. B.S; Mass. Inst. 'Tech, 97, 

 M.S, 98. Computer, Lowell Observatory, 99-01 ; 

 asst, Harvard Col. Observatory, 02-07; instr. 

 astron, Ohio State, 07-08, asst. prof, 08-09; 

 cu^soc. prof, 09- A.A; Astron. Soc; fel. Royal 

 Astron. Soc. Measurements of positions of as- 

 teroids. 



Manson, Dr. Marsden, Hobart Building, San 

 Francisco, Calif. Geology, Climatology. Lee- 

 wood, Va, Feb. 14, 50. Grad, Va, Mil. Inst, 70, 



C.E, 77; Ph.D, California, 93. Asst. prof, phys- 

 ics and chem, Va. Mil. Inst, 75-77; asst. engi- 

 neer, Calif. State Eng. Dept, 78-80; U. S. Eng. 

 Dept, 80-82; chief engineer, Board of Harbor 

 Commission, San Francisco, 83-92; consulting 

 engineer. Commission Pub. Works, Calif, 93-94; 

 pres, Dept. Highways, 95-99; mem. Board Pub. 

 Works, San Francisco, 00-04, city engineer, 08- 

 13; consulting engineer. A.A; Civil Eng; Calif. 

 Acad; fel. Royal Geog. Soc. Dynamic and 

 glacial geology; climatology; evolution of 

 climates. 



Manuel, Earle V(incent), 4303 Oakenwald Ave, 

 Chicago, 111. Chemistry. Minn, 85. B.S, 

 Minnesota, 07. Asst. chem, Illinois, 07-08; 

 chemist, Pfister and Vogel Lea Co, 08-10; U. S. 

 Glue Co, 10; che7n. engineer. Chem. Soc. Or- 

 ganic chemistry; non-ferrous metals. 



Manwaring, Dr. Wilfred H(amilton), Stanford 

 University, Calif. Experimental pathology. 

 Ashland, 'Va, Sept. 14, 71. B.S, Michigan, 95; 

 M.D, Hopkins, 04; fellow, Chicago, 04-05; 

 traveling fellow, Rockefeller Inst, 07-08 ; Berlin, 

 07-08; Frankfort a/M, 08-09; Lister Institute, 

 London, 09-10. Asst. path, Chicago, 04-06; 

 asso. prof. path, and bacter, Indiana, 05-07; 

 asst. path, and bacter. Rockefeller Inst, 10-13; 

 prof, bacter. and exper. path, Stanford Univer- 

 sity, 13- A.A; Ass. Path, and Bact; Soc. Baet; 

 Soc. Exper. Path; Soc. Exper. Biol, and Med; 

 Soc. Immunol. Functional pathology; immunol- 

 ogy. 



Marbaker, Dr. Edward E(llsworth), 622 Marlyn 

 Road, Philadelphia, Pa. Chemistry. Trenton, 

 N. J, June 28, 88. B.S, Cent. High Sch, Phila, 

 06; Pennsylvania, 10, Ph.D, 14. Asst. chemist, 

 Westinghouse Lamp Co, 10-12, chief chemist, 

 14-17; Alexander Bros, 17-19, chief engineer, 

 19- Chem. Soc; Leather Chem. Ass; Franklin 

 Inst. Tungsten; molybdenum; leather chem- 

 istry. 



Marbut, Prof. C(urtis) F(letcher), U. S. Depart- 

 ment of Agriculture, Washington, D. C. Geol- 

 ogy. Lawrence Co, Mo, July 19, 63. B.S, Mis- 

 souri, 89; A.M, Harvard, 94; LL.D, Missouri, 

 16. Asst. geologist. Mo. Geol. Surv, 90-95; 

 instr. geol, Missouri, 95-97, asst. prof, 97-99, 

 prof, 99-13 ; in charge soil surv, U. S. Dept. 

 Agr, 10- Director, Mo. Soil Surv, 05-13 ; special 

 agent, bur. soils, U. S. Dept. Agr, 09-10; mem. 

 Nat. Research Council, 19- Geol. Soc; Ass. 

 Geog. Physical geography and geology of Mis- 

 souri; soils of the United States. 



March, Prof. H(emian) W(illiam), 115 Summit 

 Ave, Madison, Wis. Mathematics. Ocheyedan, 

 Iowa, Dec. 14, 78. A.B, Michigan, 04, A.M, 05; 

 Ph.D, Munich, 11. Asst. astron, Michigan, 02- 

 05; instr. physics, Princeton, 05-06; math, Wis- 

 consin, 06-09, asst. prof, 11-20; assoc. prof, SO- 

 A.A; Math. Soc. Diifraction of waves of wire- 

 less telegraphy; integral representation of arbi- 

 trary functions. 



Marckworth, O(tto) S(tanley), Chamber of Com- 

 merce, Columbus, Ohio. Chemistry. Clifton, 

 Cincinnati, Ohio, Dec. 30, 79. Cincinnati; B.S, 

 Ohio State, 01. Asst. chemist, Carnegie Steel 

 Co, 01-02; N. Y. Underground R. R. Co, 02; 

 director, Ohio Test. Lab. 02 ; state chemist, 

 Ohio, OS- Managing assoc. The Vitrocell Co. 



